

/**
 * @author Van Kiet
 * @version 1.0
 * @created 17-Sep-2013 3:50:51 PM
 */
public class ChuNhat extends Hinh {

	protected double d;
	protected double r;

	public ChuNhat(){

	}

	public void finalize() throws Throwable {
		super.finalize();
	}

	public doubles chuvi(){
		return null;
	}

	public double dientich(){
		return 0;
	}

}